They changed history and the world often without recogntiion
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Donna Strickland

Pulsed laser pioneer

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Donna Theo Strickland is a Canadian optical physicist and pioneer in the field of pulsed lasers. She was awarded the Nobel Prize in Physics in 2018 for the invention of chirped pulse amplification. She is a professor at the University of Waterloo.[5]

She served as fellow, vice president, and president of The Optical Society, and is currently chair of their Presidential Advisory Committee.